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Search: id:A084633
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A084633 Inverse binomial transform of repeated odd numbers. +0
4
1, 0, 2, -4, 8, -16, 32, -64, 128, -256, 512, -1024, 2048, -4096, 8192, -16384, 32768, -65536, 131072, -262144, 524288, -1048576, 2097152, -4194304, 8388608, -16777216, 33554432, -67108864, 134217728, -268435456, 536870912, -1073741824, 2147483648, -4294967296 (list; graph; listen)
OFFSET

0,3

COMMENT

abs(A084633(n))=A034008(n).

FORMULA

a(n)=(0^n+(-2)^n)/2, n!=1, a(1)=0.

CROSSREFS

Sequence in context: A131577 A141531 A166444 this_sequence A122803 A000079 A120617

Adjacent sequences: A084630 A084631 A084632 this_sequence A084634 A084635 A084636

KEYWORD

easy,sign

AUTHOR

Paul Barry (pbarry(AT)wit.ie), Jun 05 2003

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


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